英语长句剖析与翻译

这是一个长难句

each flow channelis defined by a plurality of channel walls of the intersecting walls with at least two of the plurality of channel wallsincluding concave inner surfacesfacing a center of the corresponding flow channel from central portions of the concave inner surfacestoconcave corner portions facing the center of the corresponding flow channel.

麻烦老师看下句子结构，实在无从下手，不了解如何翻译。

不胜感激！

本句涉及不少专业术语，看不明白是由于没专业常识，不懂专业术语。建议网友舍弃这段文字。另找学习材料。